Lines Matching defs:ix
124 int i,ix;
130 ix = hx&0x7fffffff;
131 if(ix>=0x7f800000) return x*x;
135 if(ix<0x32000000) { /* |x|<2**-27, return -log(|x|) */
136 if(ix==0)
144 if(ix>=0x4b000000) /* |x|>=2**23, must be -integer */
154 if (ix==0x3f800000||ix==0x40000000) r = 0;
156 else if(ix<0x40000000) {
157 if(ix<=0x3f666666) { /* lgamma(x) = lgamma(x+1)-log(x) */
159 if(ix>=0x3f3b4a20) {y = one-x; i= 0;}
160 else if(ix>=0x3e6d3308) {y= x-(tc-one); i=1;}
164 if(ix>=0x3fdda618) {y=2-x;i=0;} /* [1.7316,2] */
165 else if(ix>=0x3F9da620) {y=x-tc;i=1;} /* [1.23,1.73] */
185 else if(ix<0x41000000) {
201 } else if (ix < 0x4d000000) {